CD-RW problem - Help

This is a discussion on CD-RW problem - Help ; I'll be very gratefull, if you help me solving a CD-RW problem.
My preliminary remark is my CD/DVD devices read rigth both CD-RW and DVD-ROM.
Essential data are these:
Linux version 2.6.5-gentoo-r1
gcc version 3.3.2 20031218
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dmesg excerpt:
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